[clang-tools-extra] [clang-tidy] Fix invalid fixit from modernize-use-ranges for nullptr used with std::unique_ptr (PR #127162)

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Andrewyuan34 wrote:

> ping me if you want to merge it.

I‘m sorry for requesting approval again. But I'm really confused that should I make sure my branch is alwasy up-to-date?

https://github.com/llvm/llvm-project/pull/127162